method

has_cached_counter?

rails latest stable - Class: ActiveRecord::Reflection::AbstractReflection

has_cached_counter?()

public

Returns whether a counter cache should be used for this association.

The counter_cache option must be given on either the owner or inverse association, and the column must be present on the owner.

# File activerecord/lib/active_record/reflection.rb, line 298
      def has_cached_counter?
        options[:counter_cache] ||
          inverse_which_updates_counter_cache && inverse_which_updates_counter_cache.options[:counter_cache] &&
          active_record.has_attribute?(counter_cache_column)
      end

has_cached_counter?

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